CTET Paper-II Mathematics: Questions 179 - 183 of 441

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Question number: 179

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

Prime factorization of two numbers a and b are

a=2×2×2×2×3×5

b=2×2×3×3×5×5

LCM of a and b is (May)

Choices

Choice (4) Response

a.

24×32×53

b.

22×32×53

c.

24×32×52

d.

23×32×52

Question number: 180

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2013

MCQ▾

Question

The mean of 10 numbers is 0. If 72 and -12 are also included in these numbers, the new mean will be (July)

Choices

Choice (4) Response

a.

0

b.

6

c.

60

d.

5

Question number: 181

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

The cube of 4 is divided by the square root of 36. The remainder is

Choices

Choice (4) Response

a.

1

b.

3

c.

2

d.

4

Question number: 182

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2013

MCQ▾

Question

40%of(10020%of300) is equal to (July)

Choices

Choice (4) Response

a.

16

b.

98

c.

20

d.

84

Question number: 183

» Pedagogical Issues » Evaluation

Appeared in Year: 2013

MCQ▾

Question

Mr. Sharma was assessing the students’ work on exponents. One of the response sheets was as follows:

(1) 23×25=28 (2) 32×42=(12)4 (3) 33÷35=32

(4) 720÷714=76 (5) 93÷186=(12)3

On the basis of this response sheet Mr. Sharma can make the following observations: (July)

Choices

Choice (4) Response

a.

Child has understood the laws of exponents but has not practiced the questions involving division of two numbers.

b.

Child has understood the laws of exponents but has made clerical errors.

c.

Child has understood the laws of exponents and can apply them well.

d.

Child has understood the law of exponents for the cases where the base is same and has missed the concept for the case where the base is different.

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